Home / 57,365.46-86,070.26-27,781.02

Finding the Fourth Proportional to 57,365.46, 86,070.26 and 27,781.02

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Solution

The fourth proportional to 57,365.46, 86,070.26 and 27,781.02 is: 41,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.46 : 86,070.26 = 27,781.02 : x
  2. Step 2: Convert to fraction form
    57,365.46/86,070.26 = 27,781.02/x
  3. Step 3: Cross multiply
    57,365.46x = 86,070.26 × 27,781.02
  4. Step 4: Simplify right side
    57,365.46x = 2,391,119,475.56
  5. Step 5: Solve for x
    x = 2,391,119,475.56/57,365.46
  6. Step 6: Final answer
    x = 41,682.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.